133320201220321 has 8 divisors (see below), whose sum is σ = 133537484298240. Its totient is φ = 133102922043168.

The previous prime is 133320201220291. The next prime is 133320201220337. The reversal of 133320201220321 is 123022102023331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133320201220321 - 2¹⁵ = 133320201187553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133320201220351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71864800 + ... + 73696606.

It is an arithmetic number, because the mean of its divisors is an integer number (16692185537280).

Almost surely, 2^{133320201220321} is an apocalyptic number.

It is an amenable number.

133320201220321 is a deficient number, since it is larger than the sum of its proper divisors (217283077919).

133320201220321 is a wasteful number, since it uses less digits than its factorization.

133320201220321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950383.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 133320201220321 its reverse (123022102023331), we get a palindrome (256342303243652).

The spelling of 133320201220321 in words is "one hundred thirty-three trillion, three hundred twenty billion, two hundred one million, two hundred twenty thousand, three hundred twenty-one".